Adding a Barrel Jack to a Battery Pack

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© 2012 David Hall

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trim battery pack leads to desired length

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trim barrel jack leads to desired length

the center of the barrel jack should connect to the positive wire

your multimeter will show zero resistance when you match the center to the correct wire

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strip and tin wires, and slide on shrink wrap insulation

NOTE: follow safety instructions on “learning to solder” presentation

shrink wrap insulation

the loose piece of shrink wrap should be slid over the black wire

(just like the red wire)

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solder wires

use multi-hands clamps to help hold wire

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use heat gun to shrink insulation

keep hands away from outlet of heat gun . . . the air is very HOT!!

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